teleop.cpp

Go to the documentation of this file.

/*
 * Copyright 2015 Aldebaran
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 *
*/
 
/*
 * LOCAL includes
 */
#include "teleop.hpp"
 
 
namespace naoqi
{
namespace subscriber
{
 
TeleopSubscriber::TeleopSubscriber( const std::string& name, const std::string& cmd_vel_topic, const std::string& joint_angles_topic, const qi::SessionPtr& session ):
  cmd_vel_topic_(cmd_vel_topic),
  joint_angles_topic_(joint_angles_topic),
  BaseSubscriber( name, cmd_vel_topic, session ),
  p_motion_( session->service("ALMotion").value())
{}
 
void TeleopSubscriber::reset( ros::NodeHandle& nh )
{
  sub_cmd_vel_ = nh.subscribe( cmd_vel_topic_, 10, &TeleopSubscriber::cmd_vel_callback, this );
  sub_joint_angles_ = nh.subscribe( joint_angles_topic_, 10, &TeleopSubscriber::joint_angles_callback, this );
 
  is_initialized_ = true;
}
 
void TeleopSubscriber::cmd_vel_callback( const geometry_msgs::TwistConstPtr& twist_msg )
{
  // no need to check for max velocity since motion clamps the velocities internally
  const float& vel_x = twist_msg->linear.x;
  const float& vel_y = twist_msg->linear.y;
  const float& vel_th = twist_msg->angular.z;
 
  std::cout << "going to move x: " << vel_x << " y: " << vel_y << " th: " << vel_th << std::endl;
  p_motion_.async<void>("move", vel_x, vel_y, vel_th );
}
 
void TeleopSubscriber::joint_angles_callback( const naoqi_bridge_msgs::JointAnglesWithSpeedConstPtr& js_msg )
{
  if ( js_msg->relative==0 )
  {
    p_motion_.async<void>("setAngles", js_msg->joint_names, js_msg->joint_angles, js_msg->speed);
  }
  else
  {
    p_motion_.async<void>("changeAngles", js_msg->joint_names, js_msg->joint_angles, js_msg->speed);
  }
}
 
} //publisher
} // naoqi